Advertisements
Advertisements
प्रश्न
In ∆ABC, AB = AC and ∠B = 50°. Then ∠C is equal to ______.
विकल्प
40°
50°
80°
130°
उत्तर
In ∆ABC, AB = AC and ∠B = 50°. Then ∠C is equal to 50°.
Explanation:
According to the question, triangle ABC is:
AB = AC ...[Given]
So, ∠C = ∠B ...[Angles opposite to equal sides are equal]
Given: ∠B = 50°
So, ∠C = 50°
APPEARS IN
संबंधित प्रश्न
In figure, AB = AC and DB = DC, find the ratio ∠ABD : ∠ACD
Fill the blank in the following so that the following statement is true.
In a ΔABC if ∠A = ∠C , then AB = ......
Fill the blank in the following so that the following statement is true.
In an isosceles triangle ABC with AB = AC, if BD and CE are its altitudes, then BD is …… CE.
In Fig. 10.131, prove that: (i) CD + DA + AB + BC > 2AC (ii) CD + DA + AB > BC
Fill in the blank to make the following statement true.
The sum of three altitudes of a triangle is ..... than its perimeter.
Line segments AB and CD intersect at O such that AC || DB. If ∠CAB = 45° and ∠CDB = 55°, then ∠BOD =
In the given figure, if BP || CQ and AC = BC, then the measure of x is
In ∆ABC, BC = AB and ∠B = 80°. Then ∠A is equal to ______.
In ∆PQR, ∠P = 70° and ∠R = 30°. Which side of this triangle is the longest? Give reason for your answer.
Show that in a quadrilateral ABCD, AB + BC + CD + DA > AC + BD
